    .body {
        display: flex;
    }
    .wrapper {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        height: 100%;
        overflow: hidden;
    }
    .el-menu {
        width: 180px;
        border: none;
    }
    a {
        text-decoration: none;    
    }
    .header-nav {
        width: 100%;
        height: 80px;
        font-weight: 500;
        color: #fff;
        overflow: hidden;
        padding: 0;
        line-height: 80px;
    }

    .collapse-btn {
        width: 50px;
        margin-left: 20px;
        display: inline-block;
    }

    .icon-btn {
        font-size: 36px;
        vertical-align: middle;
        cursor: pointer;
    }

    .logo-container {
        line-height: 80px;
        min-width: 220px;
    }

    .logo {
        height: 50px;
        width: 50px;
        margin-right: 5px;
        vertical-align: middle;
        display: inline-block;
    }

    #navTitle {
        width: 180px;
        vertical-align: middle;
        font-size: 22px;
        line-height: 80px;
        letter-spacing: 2px;
        text-align: center;
        text-decoration: none;
        font-family: "Microsoft YaHei";
        background-image: -webkit-linear-gradient(left, #3498db, #f47920 10%, #f7acbc 30%, #ffd400 40%, #3498db 50%, #f47920 60%, #f7acbc 80%, #ffd400 90%, #3498db);
        color: transparent;
        -webkit-background-clip: text;
        background-size: 200% 100%;
        -webkit-animation: slide 1s infinite linear;
        animation: slide 3s infinite linear;
    }
    @keyframes slide {
        0% {
            background-position: 0 0;
        }
    
        100% {
            background-position: -100% 0;
        }
    }
    .user {
        text-align: right;
        float: right;
    }

    .btn-fullscreen {
        display: inline-block;
        font-size: 30px;
        margin-right: 20px;
        transform: rotate(45deg);
        cursor: pointer;
    }
    .el-menu-item,.el-submenu__title {
        font-weight: 500;
        font-size: 16px;
        min-width: 180px!important;
    }
	.menu_page {
	    min-height: 100%;
	}
    .el-header{ 
        text-align: left;
        height: 80px!important;
        line-height: 80px;
        padding: 0;
        box-shadow: 0 0 12px #fff!important;
        background-color: rgba(0, 0, 0, 0.8);
        z-index: 999;
    }
    .el-aside {
        width: 180px;
        color: #000;
        text-align: center;
        box-shadow: 0 0 12px #fff;
        background-color: #000;
        z-index: 1000;
        transition: width .4s;
        overflow: hidden;
    }   
    .el-main {     
        color: #000;
        padding-bottom: 0;
        border-top: 10px solid rgba(0, 0, 0, 1);
        border-left: 10px solid rgba(0, 0, 0, 1);
    }
    .rgt {
        display: flex;
        flex-direction: row; 
        float: right; 
    }
    .rgt li {
        margin: 0 10px;
    }
    .rgt li a {
        font-size: 17px;
        color: #fff;
        cursor: pointer;
    }
    .el-icon-s-operation,.el-icon-arrow-down {
        color: #ccc!important;
        font-weight: 550;
        font-size: 18px;
    }
    .el-container,.is-vertical {
        background-size: 100%;
        height: 100vh;
        overflow: hidden;
    }
    .el-menu-item.is-active {
        background-color: #ffffff80!important;
    }
    .el-menu-item:hover {
        background-color: #ffffff80!important;
    }
    .el-submenu__title:hover {
        background-color: #ffffff80!important;
    }
    .el-submenu__icon-arrow {
        position: absolute;
        top: 50%;
        right: 30px;
        margin-top: -7px;
        transition: transform .3s;
        font-size: 18px;
    }
    .el-submenu__title span {
        margin-right: 30px;
    }